ALNYLAM PHARMACEUTICALS INC. (ALNY) - Insider Trading & Ownership

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for ALNYLAM PHARMACEUTICALS INC.
Goto 0, 1, 2, ...4, 5, Next
Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2026-04-02
Sale
2026-04-07
4:21 pm
ALNYLAM PHARMACEUTICALS INC.ALNYMcLaughlin Melissa
Chief Human Resources Officer
3,910$325.92$1,274,3439,443
(Direct)
View
2026-03-04
Sale
2026-03-06
4:13 pm
ALNYLAM PHARMACEUTICALS INC.ALNYGarg Pushkal
EVP Chief R&D
4,713$323.53$1,524,79619,374
(Indirect
Direct)
View
2026-03-04
Sale
2026-03-06
4:13 pm
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
2,933$323.08$947,58196,102
(Indirect
Direct)
View
2026-03-04
Sale
2026-03-06
4:12 pm
ALNYLAM PHARMACEUTICALS INC.ALNYPoulton Jeffrey V.
EVP, Chief Financial Officer
2,468$323.08$797,35161,862
(Indirect
Direct)
View
2026-03-04
Sale
2026-03-06
4:12 pm
ALNYLAM PHARMACEUTICALS INC.ALNYTanguler Tolga
EVP, Chief Commercial Officer
2,309$323.08$745,98434,297
(Direct)
View
2026-03-04
Sale
2026-03-06
4:11 pm
ALNYLAM PHARMACEUTICALS INC.ALNYFitzgerald Kevin Joseph
CSO & EVP, Head of Research
1,291$323.54$417,68521,106
(Indirect
Direct)
View
2026-03-02
Sale
2026-03-04
7:31 pm
ALNYLAM PHARMACEUTICALS INC.ALNYPoulton Jeffrey V.
EVP, Chief Financial Officer
2,206$327.65$722,80174,810
(Indirect
Direct)
View
2026-03-02
Sale
2026-03-04
7:31 pm
ALNYLAM PHARMACEUTICALS INC.ALNYGarg Pushkal
EVP Chief R&D
3,492$323.63$1,130,13134,567
(Indirect
Direct)
View
2026-03-02
Sale
2026-03-04
7:30 pm
ALNYLAM PHARMACEUTICALS INC.ALNYFitzgerald Kevin Joseph
CSO & EVP, Head of Research
3,250$323.62$1,051,77330,502
(Indirect
Direct)
View
2026-03-02
Sale
2026-03-04
7:30 pm
ALNYLAM PHARMACEUTICALS INC.ALNYTanguler Tolga
EVP, Chief Commercial Officer
1,598$327.65$523,58447,086
(Direct)
View
2026-03-02
Sale
2026-03-04
7:29 pm
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
6,799$327.65$2,227,698240,206
(Indirect
Direct)
View
2026-02-27
Sale
2026-03-02
4:08 pm
ALNYLAM PHARMACEUTICALS INC.ALNYGarg Pushkal
EVP Chief R&D
4,627$331.34$1,533,10022,810
(Indirect
Direct)
View
2026-02-13
Sale
2026-02-17
7:28 pm
ALNYLAM PHARMACEUTICALS INC.ALNYGarg Pushkal
EVP Chief R&D
2,242$310.08$695,20125,529
(Indirect
Direct)
View
2026-02-13
Sale
2026-02-17
7:27 pm
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
6,958$310.08$2,157,54286,069
(Indirect
Direct)
View
2026-02-13
Sale
2026-02-17
7:27 pm
ALNYLAM PHARMACEUTICALS INC.ALNYTanguler Tolga
EVP, Chief Commercial Officer
1,959$310.08$607,44831,769
(Direct)
View
2026-02-13
Sale
2026-02-17
7:26 pm
ALNYLAM PHARMACEUTICALS INC.ALNYFitzgerald Kevin Joseph
CSO & EVP, Head of Research
4,000$321.24$1,284,98021,801
(Indirect
Direct)
View
2026-02-13
Sale
2026-02-17
7:26 pm
ALNYLAM PHARMACEUTICALS INC.ALNYPoulton Jeffrey V.
EVP, Chief Financial Officer
2,242$310.08$695,20159,859
(Indirect
Direct)
View
2026-01-12
Sale
2026-01-14
4:23 pm
ALNYLAM PHARMACEUTICALS INC.ALNYGarg Pushkal
EVP Chief R&D
1,510$362.87$547,92923,192
(Indirect
Direct)
View
2026-01-12
Sale
2026-01-14
4:23 pm
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
9,577$362.86$3,475,15778,818
(Indirect
Direct)
View
2026-01-12
Sale
2026-01-14
4:22 pm
ALNYLAM PHARMACEUTICALS INC.ALNYPoulton Jeffrey V.
EVP, Chief Financial Officer
2,780$362.87$1,008,76657,522
(Indirect
Direct)
View
2026-01-12
Sale
2026-01-14
4:22 pm
ALNYLAM PHARMACEUTICALS INC.ALNYTanguler Tolga
EVP, Chief Commercial Officer
1,510$362.87$547,92729,728
(Direct)
View
2026-01-12
Sale
2026-01-14
4:21 pm
ALNYLAM PHARMACEUTICALS INC.ALNYFitzgerald Kevin Joseph
CSO & EVP, Head of Research
3,800$367.37$1,395,99221,801
(Indirect
Direct)
View
2025-11-17
Sale
2025-11-19
4:05 pm
ALNYLAM PHARMACEUTICALS INC.ALNYFitzgerald Kevin Joseph
CSO & EVP, Head of Research
12,128$452.18$5,483,99022,640
(Indirect
Direct)
View
2025-11-12
Sale
2025-11-14
4:13 pm
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
25,650$452.75$11,613,00375,816
(Indirect
Direct)
View
2025-10-02
Sale
2025-10-03
5:14 pm
ALNYLAM PHARMACEUTICALS INC.ALNYPoulton Jeffrey V.
EVP, Chief Financial Officer
3,821$452.05$1,727,28454,109
(Indirect
Direct)
View
2025-10-02
Sale
2025-10-03
5:14 pm
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
8,924$452.05$4,034,08565,816
(Indirect
Direct)
View
2025-10-02
Sale
2025-10-03
5:14 pm
ALNYLAM PHARMACEUTICALS INC.ALNYTanguler Tolga
EVP, Chief Commercial Officer
1,405$452.05$635,12627,438
(Direct)
View
2025-10-02
Sale
2025-10-03
5:13 pm
ALNYLAM PHARMACEUTICALS INC.ALNYFitzgerald Kevin Joseph
CSO & EVP, Head of Research
2,441$452.05$1,103,45125,768
(Indirect
Direct)
View
2025-10-02
Sale
2025-10-03
5:12 pm
ALNYLAM PHARMACEUTICALS INC.ALNYGarg Pushkal
EVP Chief R&D
5,959$451.76$2,692,06220,902
(Indirect
Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing

Ownership
2026-04-07
4:16 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYMcLaughlin Melissa
Chief Human Resources Officer
0$016,920
(Direct)
View
2026-03-02
Option Award
2026-03-04
7:31 pm
N/A
2036-03-02
ALNYLAM PHARMACEUTICALS INC.ALNYPoulton Jeffrey V.
EVP, Chief Financial Officer
15,249$074,810
(Direct)
View
2026-03-02
Option Award
2026-03-04
7:31 pm
N/A
2036-03-02
ALNYLAM PHARMACEUTICALS INC.ALNYGarg Pushkal
EVP Chief R&D
15,249$034,567
(Direct)
View
2026-03-02
Option Award
2026-03-04
7:30 pm
N/A
2036-03-02
ALNYLAM PHARMACEUTICALS INC.ALNYFitzgerald Kevin Joseph
CSO & EVP, Head of Research
11,793$030,502
(Direct)
View
2026-03-02
Option Award
2026-03-04
7:30 pm
N/A
2036-03-02
ALNYLAM PHARMACEUTICALS INC.ALNYTanguler Tolga
EVP, Chief Commercial Officer
15,249$047,086
(Direct)
View
2026-03-02
Option Award
2026-03-04
7:29 pm
N/A
2036-03-02
ALNYLAM PHARMACEUTICALS INC.ALNYSUPRAN BRYAN
EVP, CLO and Secretary
4,920$017,946
(Direct)
View
2026-03-02
Option Award
2026-03-04
7:29 pm
N/A
2036-03-02
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
155,015$0240,206
(Direct)
View
2026-02-27
Exercise
2026-03-02
4:10 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
5,921$091,990
(Direct)
View
2026-02-27
Exercise
2026-03-02
4:09 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYPoulton Jeffrey V.
EVP, Chief Financial Officer
1,908$061,767
(Direct)
View
2026-02-27
Exercise
2026-03-02
4:09 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYTanguler Tolga
EVP, Chief Commercial Officer
1,666$033,435
(Direct)
View
2026-02-27
Exercise
2026-03-02
4:08 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYGarg Pushkal
EVP Chief R&D
1,908$022,810
(Direct)
View
2026-02-23
Option Award
2026-02-25
4:17 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYFitzgerald Kevin Joseph
CSO & EVP, Head of Research
158$021,959
(Direct)
View
2026-02-12
Option Award
2026-02-17
7:28 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYGarg Pushkal
EVP Chief R&D
4,579$025,529
(Direct)
View
2026-02-12
Option Award
2026-02-17
7:27 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
14,209$086,069
(Direct)
View
2026-02-12
Option Award
2026-02-17
7:27 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYTanguler Tolga
EVP, Chief Commercial Officer
4,000$031,769
(Direct)
View
2026-02-12
Option Award
2026-02-17
7:26 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYFitzgerald Kevin Joseph
CSO & EVP, Head of Research
4,000$021,801
(Direct)
View
2026-02-12
Option Award
2026-02-17
7:26 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYPoulton Jeffrey V.
EVP, Chief Financial Officer
4,579$059,859
(Direct)
View
2026-01-11
Option Award
2026-01-14
4:23 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYGarg Pushkal
EVP Chief R&D
3,800$023,192
(Direct)
View
2026-01-11
Option Award
2026-01-14
4:23 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
19,003$078,818
(Direct)
View
2026-01-11
Option Award
2026-01-14
4:22 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYPoulton Jeffrey V.
EVP, Chief Financial Officer
6,193$057,522
(Direct)
View
2026-01-11
Option Award
2026-01-14
4:22 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYTanguler Tolga
EVP, Chief Commercial Officer
3,800$029,728
(Direct)
View
2026-01-11
Option Award
2026-01-14
4:21 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYFitzgerald Kevin Joseph
CSO & EVP, Head of Research
3,800$021,801
(Direct)
View
2026-01-05
Option Award
2026-01-07
4:17 pm
N/A
2036-01-05
ALNYLAM PHARMACEUTICALS INC.ALNYArbuckle Stuart A
Director
3,279$03,279
(Direct)
View
2025-11-26
Exercise
2025-12-01
4:10 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
839$119.1397,533
(Direct)
View
2025-11-26
Exercise
2025-12-01
4:10 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
847$118.0597,533
(Direct)
View
2025-11-26
Exercise
2025-12-01
4:10 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
659$151.5997,533
(Direct)
View
2025-11-26
Exercise
2025-12-01
4:10 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
2,352$8597,533
(Direct)
View
2025-11-26
Tax Withholding
2025-12-01
4:10 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
1,121$445.1297,533
(Direct)
View
2025-11-26
Exercise
2025-12-01
4:10 pm
N/A
2029-02-27
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
4,697$097,533
(Direct)
View
2025-11-17
Exercise
2025-11-19
4:05 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYFitzgerald Kevin Joseph
CSO & EVP, Head of Research
8,161$119.1322,640
(Direct)
View
2025-11-17
Exercise
2025-11-19
4:05 pm
N/A
2028-03-01
ALNYLAM PHARMACEUTICALS INC.ALNYFitzgerald Kevin Joseph
CSO & EVP, Head of Research
8,161$022,640
(Direct)
View
2025-11-12
Exercise
2025-11-14
4:13 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
25,000$119.1375,816
(Direct)
View
2025-11-12
Exercise
2025-11-14
4:13 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
650$42.2275,816
(Direct)
View
2025-11-12
Exercise
2025-11-14
4:13 pm
2019-08-06
2026-12-20
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
25,650$075,816
(Direct)
View
2025-10-01
Option Award
2025-10-03
5:15 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYSUPRAN BRYAN
EVP, CLO and Secretary
13,026$013,026
(Direct)
View
2025-10-01
Option Award
2025-10-03
5:14 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYPoulton Jeffrey V.
EVP, Chief Financial Officer
7,752$054,109
(Direct)
View
2025-10-01
Option Award
2025-10-03
5:14 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYGreenstreet Yvonne
Chief Executive Officer
18,112$065,816
(Direct)
View
2025-10-01
Option Award
2025-10-03
5:14 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYTanguler Tolga
EVP, Chief Commercial Officer
2,851$027,438
(Direct)
View
2025-10-01
Option Award
2025-10-03
5:13 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYFitzgerald Kevin Joseph
CSO & EVP, Head of Research
4,953$025,768
(Direct)
View
2025-10-01
Option Award
2025-10-03
5:12 pm
N/A
N/A
ALNYLAM PHARMACEUTICALS INC.ALNYGarg Pushkal
EVP Chief R&D
5,959$020,902
(Direct)
View
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